summaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/arch-sunxi/dram_sun8i_h3.h
blob: d0f2b8afdb6d097096036eb8479d8bb98b1e0363 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
/*
 * sun8i H3 platform dram controller register and constant defines
 *
 * (C) Copyright 2007-2015 Allwinner Technology Co.
 *                         Jerry Wang <wangflord@allwinnertech.com>
 * (C) Copyright 2015      Vishnu Patekar <vishnupatekar0510@gmail.com>
 * (C) Copyright 2014-2015 Hans de Goede <hdegoede@redhat.com>
 * (C) Copyright 2015      Jens Kuske <jenskuske@gmail.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef _SUNXI_DRAM_SUN8I_H3_H
#define _SUNXI_DRAM_SUN8I_H3_H

struct sunxi_mctl_com_reg {
	u32 cr;			/* 0x00 control register */
	u8 res0[0xc];		/* 0x04 */
	u32 mcr[16][2];		/* 0x10 */
	u32 bwcr;		/* 0x90 bandwidth control register */
	u32 maer;		/* 0x94 master enable register */
	u32 mapr;		/* 0x98 master priority register */
	u32 mcgcr;		/* 0x9c */
	u32 cpu_bwcr;		/* 0xa0 */
	u32 gpu_bwcr;		/* 0xa4 */
	u32 ve_bwcr;		/* 0xa8 */
	u32 disp_bwcr;		/* 0xac */
	u32 other_bwcr;		/* 0xb0 */
	u32 total_bwcr;		/* 0xb4 */
	u8 res1[0x8];		/* 0xb8 */
	u32 swonr;		/* 0xc0 */
	u32 swoffr;		/* 0xc4 */
	u8 res2[0x8];		/* 0xc8 */
	u32 cccr;		/* 0xd0 */
	u8 res3[0x72c];		/* 0xd4 */
	u32 protect;		/* 0x800 */
};

#define MCTL_CR_BL8		(0x4 << 20)

#define MCTL_CR_1T		(0x1 << 19)
#define MCTL_CR_2T		(0x0 << 19)

#define MCTL_CR_LPDDR3		(0x7 << 16)
#define MCTL_CR_LPDDR2		(0x6 << 16)
#define MCTL_CR_DDR3		(0x3 << 16)
#define MCTL_CR_DDR2		(0x2 << 16)

#define MCTL_CR_SEQUENTIAL	(0x1 << 15)
#define MCTL_CR_INTERLEAVED	(0x0 << 15)

#define MCTL_CR_32BIT		(0x1 << 12)
#define MCTL_CR_16BIT		(0x0 << 12)
#define MCTL_CR_BUS_WIDTH(x)	((x) == 32 ? MCTL_CR_32BIT : MCTL_CR_16BIT)

#define MCTL_CR_PAGE_SIZE(x)	((fls(x) - 4) << 8)
#define MCTL_CR_ROW_BITS(x)	(((x) - 1) << 4)
#define MCTL_CR_EIGHT_BANKS	(0x1 << 2)
#define MCTL_CR_FOUR_BANKS	(0x0 << 2)
#define MCTL_CR_DUAL_RANK	(0x1 << 0)
#define MCTL_CR_SINGLE_RANK	(0x0 << 0)

#define PROTECT_MAGIC		(0x94be6fa3)

struct sunxi_mctl_ctl_reg {
	u32 pir;		/* 0x00 PHY initialization register */
	u32 pwrctl;		/* 0x04 */
	u32 mrctrl;		/* 0x08 */
	u32 clken;		/* 0x0c */
	u32 pgsr[2];		/* 0x10 PHY general status registers */
	u32 statr;		/* 0x18 */
	u8 res1[0x14];		/* 0x1c */
	u32 mr[4];		/* 0x30 mode registers */
	u32 pllgcr;		/* 0x40 */
	u32 ptr[5];		/* 0x44 PHY timing registers */
	u32 dramtmg[9];		/* 0x58 DRAM timing registers */
	u32 odtcfg;		/* 0x7c */
	u32 pitmg[2];		/* 0x80 PHY interface timing registers */
	u8 res2[0x4];		/* 0x88 */
	u32 rfshctl0;		/* 0x8c */
	u32 rfshtmg;		/* 0x90 refresh timing */
	u32 rfshctl1;		/* 0x94 */
	u32 pwrtmg;		/* 0x98 */
	u8  res3[0x20];		/* 0x9c */
	u32 dqsgmr;		/* 0xbc */
	u32 dtcr;		/* 0xc0 */
	u32 dtar[4];		/* 0xc4 */
	u32 dtdr[2];		/* 0xd4 */
	u32 dtmr[2];		/* 0xdc */
	u32 dtbmr;		/* 0xe4 */
	u32 catr[2];		/* 0xe8 */
	u32 dtedr[2];		/* 0xf0 */
	u8 res4[0x8];		/* 0xf8 */
	u32 pgcr[4];		/* 0x100 PHY general configuration registers */
	u32 iovcr[2];		/* 0x110 */
	u32 dqsdr;		/* 0x118 */
	u32 dxccr;		/* 0x11c */
	u32 odtmap;		/* 0x120 */
	u32 zqctl[2];		/* 0x124 */
	u8 res6[0x14];		/* 0x12c */
	u32 zqcr;		/* 0x140 ZQ control register */
	u32 zqsr;		/* 0x144 ZQ status register */
	u32 zqdr[3];		/* 0x148 ZQ data registers */
	u8 res7[0x6c];		/* 0x154 */
	u32 sched;		/* 0x1c0 */
	u32 perfhpr[2];		/* 0x1c4 */
	u32 perflpr[2];		/* 0x1cc */
	u32 perfwr[2];		/* 0x1d4 */
	u8 res8[0x2c];		/* 0x1dc */
	u32 aciocr;		/* 0x208 */
	u8 res9[0xf4];		/* 0x20c */
	struct {		/* 0x300 DATX8 modules*/
		u32 mdlr;		/* 0x00 */
		u32 lcdlr[3];		/* 0x04 */
		u32 iocr[11];		/* 0x10 IO configuration register */
		u32 bdlr6;		/* 0x3c */
		u32 gtr;		/* 0x40 */
		u32 gcr;		/* 0x44 */
		u32 gsr[3];		/* 0x48 */
		u8 res0[0x2c];		/* 0x54 */
	} datx[4];
	u8 res10[0x388];	/* 0x500 */
	u32 upd2;		/* 0x888 */
};

#define PTR3_TDINIT1(x)		((x) << 20)
#define PTR3_TDINIT0(x)		((x) <<  0)

#define PTR4_TDINIT3(x)		((x) << 20)
#define PTR4_TDINIT2(x)		((x) <<  0)

#define DRAMTMG0_TWTP(x)	((x) << 24)
#define DRAMTMG0_TFAW(x)	((x) << 16)
#define DRAMTMG0_TRAS_MAX(x)	((x) <<  8)
#define DRAMTMG0_TRAS(x)	((x) <<  0)

#define DRAMTMG1_TXP(x)		((x) << 16)
#define DRAMTMG1_TRTP(x)	((x) <<  8)
#define DRAMTMG1_TRC(x)		((x) <<  0)

#define DRAMTMG2_TCWL(x)	((x) << 24)
#define DRAMTMG2_TCL(x)		((x) << 16)
#define DRAMTMG2_TRD2WR(x)	((x) <<  8)
#define DRAMTMG2_TWR2RD(x)	((x) <<  0)

#define DRAMTMG3_TMRW(x)	((x) << 16)
#define DRAMTMG3_TMRD(x)	((x) << 12)
#define DRAMTMG3_TMOD(x)	((x) <<  0)

#define DRAMTMG4_TRCD(x)	((x) << 24)
#define DRAMTMG4_TCCD(x)	((x) << 16)
#define DRAMTMG4_TRRD(x)	((x) <<  8)
#define DRAMTMG4_TRP(x)		((x) <<  0)

#define DRAMTMG5_TCKSRX(x)	((x) << 24)
#define DRAMTMG5_TCKSRE(x)	((x) << 16)
#define DRAMTMG5_TCKESR(x)	((x) <<  8)
#define DRAMTMG5_TCKE(x)	((x) <<  0)

#define RFSHTMG_TREFI(x)	((x) << 16)
#define RFSHTMG_TRFC(x)		((x) <<  0)

#define PIR_CLRSR	(0x1 << 27)	/* clear status registers */
#define PIR_QSGATE	(0x1 << 10)	/* Read DQS gate training */
#define PIR_DRAMINIT	(0x1 << 8)	/* DRAM initialization */
#define PIR_DRAMRST	(0x1 << 7)	/* DRAM reset */
#define PIR_PHYRST	(0x1 << 6)	/* PHY reset */
#define PIR_DCAL	(0x1 << 5)	/* DDL calibration */
#define PIR_PLLINIT	(0x1 << 4)	/* PLL initialization */
#define PIR_ZCAL	(0x1 << 1)	/* ZQ calibration */
#define PIR_INIT	(0x1 << 0)	/* PHY initialization trigger */

#define PGSR_INIT_DONE	(0x1 << 0)	/* PHY init done */

#define ZQCR_PWRDOWN	(0x1 << 31)	/* ZQ power down */

#define DATX_IOCR_DQ(x)	(x)		/* DQ0-7 IOCR index */
#define DATX_IOCR_DM	(8)		/* DM IOCR index */
#define DATX_IOCR_DQS	(9)		/* DQS IOCR index */
#define DATX_IOCR_DQSN	(10)		/* DQSN IOCR index */

#define DATX_IOCR_WRITE_DELAY(x)	((x) << 8)
#define DATX_IOCR_READ_DELAY(x)		((x) << 0)

#endif /* _SUNXI_DRAM_SUN8I_H3_H */
OpenPOWER on IntegriCloud